Provide an appropriate response.A pipe tapers 0.75 cm for every 30 cm of length. Use a constant of direct variation to determine the amount of taper of a 145 cm length.

A. 3.625 cm
B. 4.83 cm
C. 56.25 cm
D. 40 cm


Answer: A

Mathematics

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A. 0.58 B. 2.40 C. 1.73 D. 1.39

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Provide an appropriate response. Write the square of the seventh root of x in rational exponent form.

A. 2
B. x
C. x
D. x

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Graph the system of inequalities.3x - y ? -3x + 2y ? 2

A.

B.

C.

D.

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Provide an appropriate response.What proportion of the following sample of ten measurements lies within 2 standard deviations of the mean? 

A. 80% B. 70% C. 100% D. 90%

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